using System;
using System.Collections.Generic;
using System.Runtime.Serialization;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.ServiceModel.Dispatcher;
using System.Xml;

namespace Interfaces
{
	public class NetDataContractAttribute : Attribute, IOperationBehavior
	{
		public void AddBindingParameters(OperationDescription description, BindingParameterCollection parameters)
		{
		}
		public void ApplyClientBehavior(OperationDescription description, ClientOperation proxy)
		{
			ReplaceDataContractSerializerOperationBehavior(description);
		}
		public void ApplyDispatchBehavior(OperationDescription description, DispatchOperation dispatch)
		{
			ReplaceDataContractSerializerOperationBehavior(description);
		}
		public void Validate(OperationDescription description)
		{
		}

		private static void ReplaceDataContractSerializerOperationBehavior(OperationDescription description)
		{
			DataContractSerializerOperationBehavior dcsOperationBehavior = description.Behaviors.Find<DataContractSerializerOperationBehavior>();
			if (dcsOperationBehavior != null)
			{
				description.Behaviors.Remove(dcsOperationBehavior);
				description.Behaviors.Add(new NetDataContractSerializerOperationBehavior(description));
			}
		}
		public class NetDataContractSerializerOperationBehavior : DataContractSerializerOperationBehavior
		{
			public NetDataContractSerializerOperationBehavior(OperationDescription operationDescription) : base(operationDescription)
			{
			}
			public override XmlObjectSerializer CreateSerializer(Type type, string name, string ns, IList<Type> knownTypes)
			{
				return new NetDataContractSerializer();
			}
			public override XmlObjectSerializer CreateSerializer(Type type, XmlDictionaryString name, XmlDictionaryString ns, IList<Type> knownTypes)
			{
				return new NetDataContractSerializer();
			}
		}
	}
}